Learn Linux in 5 DaysLearn Linux in 5 Days



As new concepts, commands, or jargon are encountered they are explained in plain language, making it easy to understand. Here is what you will learn by reading Learn Linux in 5 Days: How to get access to a Linux server if you don't already.

Author: Jason Cannon

Publisher: CreateSpace

ISBN: 1507894848

Category:

Page: 212

View: 415

If you want to learn how to use Linux and level up your career but are pressed for time, read on.As the founder of the Linux Training Academy and an instructor of several courses, I've had the good fortune of helping thousands of people hone their Linux skills. Interacting with so many people who are just getting started with the Linux operating system has given me invaluable insight into the particular struggles and challenges people face at this stage.One of the biggest challenges for people interested in learning the ins and outs of Linux is simply a lack of time. When you are working with a limited and extremely valuable resource you want to make sure you make the most of it.The next biggest challenge for Linux newcomers is knowing where to start. There is so much information available that deciding what to focus your attention on first is a big enough hurdle to keep many people from even starting. What's worse is starting down the path of learning only to discover too many concepts, commands, and nuances that aren't explained. This kind of experience is frustrating and leaves you with more questions than answers.That's why I've written this book.Not only have I condensed the most important material into five sections, each designed to be consumed in a day, I've also structured the content in a logical and systematic manner. This way you'll be sure to make the most out of your time by learning the foundational aspects of Linux first and then building upon that foundation each day.In Learn Linux in 5 Days you will learn the most important concepts and commands, and be guided step-by-step through several practical and real-world examples. As new concepts, commands, or jargon are encountered they are explained in plain language, making it easy to understand.Here is what you will learn by reading Learn Linux in 5 Days: How to get access to a Linux server if you don't already. What a Linux distribution is and which one to choose. What software is needed to connect to Linux from Mac and Windows computers. Screenshots included. What SSH is and how to use it, including creating and using SSH keys. The file system layout of Linux systems and where to find programs, configurations, and documentation. The basic Linux commands you'll use most often. Creating, renaming, moving, and deleting directories. Listing, reading, creating, editing, copying, and deleting files. Exactly how permissions work and how to decipher the most cryptic Linux permissions with ease. How to use the nano, vi, and emacs editors. Two methods to search for files and directories. How to compare the contents of files. What pipes are, why they are useful, and how to use them. How to compress files to save space and make transferring data easy. How and why to redirect input and output from applications. How to customize your shell prompt. How to be efficient at the command line by using aliases, tab completion, and your shell history. How to schedule and automate jobs using cron. How to switch users and run processes as others. Where to go for even more in-depth coverage on each topic. What you learn in Learn Linux in 5 Days applies to any Linux environment including Ubuntu, Debian, Linux Mint, RedHat, Fedora, OpenSUSE, Slackware, and more.Scroll up, click the Buy Now With 1 Click button and get started learning Linux today!

Learning Linux Shell ScriptingLearning Linux Shell Scripting



... 4 am, everyday" 5 4 * * sun echo "run at 5 minutes after 4 am every Sunday" The following are a few more crontab command examples: Min Hour Daymonth / Month Day week / Execution time 00:45 hrs on the fifth day of January, June, ...

Author: Ganesh Sanjiv Naik

Publisher: Packt Publishing Ltd

ISBN: 9781788991537

Category:

Page: 332

View: 499

Break through the practice of writing tedious code with shell scripts Key Features Learn to impeccably build shell scripts and develop advanced applications Create smart solutions by writing and debugging scripts A step-by-step tutorial to automate routine tasks by developing scripts Book Description Linux is the most powerful and universally adopted OS. Shell is a program that gives the user direct interaction with the operating system. Scripts are collections of commands that are stored in a file. The shell reads this file and acts on commands as if they were typed on the keyboard. Learning Linux Shell Scripting covers Bash, GNU Bourne Again Shell, preparing you to work in the exciting world of Linux shell scripting. CentOS is a popular rpm-based stable and secured Linux distribution. Therefore, we have used CentOS distribution instead of Ubuntu distribution. Linux Shell Scripting is independent of Linux distributions, but we have covered both types of distros. We start with an introduction to the Shell environment and basic commands used. Next, we explore process management in Linux OS, real-world essentials such as debugging and perform Shell arithmetic fluently. You'll then take a step ahead and learn new and advanced topics in Shell scripting, such as decision making, starting up a system, and customizing a Linux environment. You will also learn about grep, stream editor, and AWK, which are very powerful text filters and editors. Finally, you'll get to grips with taking backup, using other language scripts in Shell Scripts as well as automating database administration tasks for MySQL and Oracle. By the end of this book, you will be able to confidently use your own shell scripts in the real world. What you will learn Familiarize yourself with the various text filtering tools available in Linux Understand expressions and variables and how to use them practically Automate decision-making and save a lot of time and effort of revisiting code Get to grips with advanced functionality such as using traps, dialogs to develop screens & Database administration such as MySQL or Oracle Start up a system and customize a Linux system Taking backup of local or remote data or important files. Use existing other language scripts such as Python, Perl & Ruby in Shell Scripts Who this book is for Learning Linux Shell Scripting is ideal for those who are proficient at working with Linux and want to learn about shell scripting to improve their efficiency and practical skills.

Learn Linux QuicklyLearn Linux Quickly



The system load averages for the past 1, 5, and 15 minutes. elliot©ubuntu-linux:-$ uptime 18:48:04 up 4 days, 4:02, 1 user, load average: 0.98, 2.12, 3.43 You might be intimidated by the output of the uptime command, but don't worry, ...

Author: Ahmed AlKabary

Publisher: Packt Publishing Ltd

ISBN: 9781800561205

Category:

Page: 338

View: 614

Learn over 116 Linux commands to develop the skills you need to become a professional Linux system administrator Key FeaturesExplore essential Linux commands and understand how to use Linux help toolsDiscover the power of task automation with bash scripting and Cron jobsGet to grips with various network configuration tools and disk management techniquesBook Description Linux is one of the most sought-after skills in the IT industry, with jobs involving Linux being increasingly in demand. Linux is by far the most popular operating system deployed in both public and private clouds; it is the processing power behind the majority of IoT and embedded devices. Do you use a mobile device that runs on Android? Even Android is a Linux distribution. This Linux book is a practical guide that lets you explore the power of the Linux command-line interface. Starting with the history of Linux, you'll quickly progress to the Linux filesystem hierarchy and learn a variety of basic Linux commands. You'll then understand how to make use of the extensive Linux documentation and help tools. The book shows you how to manage users and groups and takes you through the process of installing and managing software on Linux systems. As you advance, you'll discover how you can interact with Linux processes and troubleshoot network problems before learning the art of writing bash scripts and automating administrative tasks with Cron jobs. In addition to this, you'll get to create your own Linux commands and analyze various disk management techniques. By the end of this book, you'll have gained the Linux skills required to become an efficient Linux system administrator and be able to manage and work productively on Linux systems. What you will learnMaster essential Linux commands and analyze the Linux filesystem hierarchyFind out how to manage users and groups in LinuxAnalyze Linux file ownership and permissionsAutomate monotonous administrative tasks with Cron jobs and bash scriptsUse aliases to create your own Linux commandsUnderstand how to interact with and manage Linux processesBecome well-versed with using a variety of Linux networking commandsPerform disk partitioning, mount filesystems, and create logical volumesWho this book is for This book doesn't assume any prior Linux knowledge, which makes it perfect for beginners. Intermediate and advanced Linux users will also find this book very useful as it covers a wide range of topics necessary for Linux administration.

Learn Linux Shell Scripting Fundamentals of Bash 4 4Learn Linux Shell Scripting Fundamentals of Bash 4 4



An example of relative would be in 5 minutes or after 24 hours. This is often easier than checking the ... date Sun Nov 25 10:15:20 UTC 2018 You always need to specify relative to which time you want to add the minute, hour, or day.

Author: Sebastiaan Tammer

Publisher: Packt Publishing Ltd

ISBN: 9781788990240

Category:

Page: 452

View: 399

Create and maintain powerful Bash scripts for automation and administration. Key FeaturesGet up and running with Linux shell scripting using real-world examplesLeverage command-line techniques and methodologies to automate common yet complex administration tasksA practical guide with exposure to scripting constructs and common scripting patternsBook Description Shell scripts allow us to program commands in chains and have the system execute them as a scripted event, just like batch files. This book will start with an overview of Linux and Bash shell scripting, and then quickly deep dive into helping you set up your local environment, before introducing you to tools that are used to write shell scripts. The next set of chapters will focus on helping you understand Linux under the hood and what Bash provides the user. Soon, you will have embarked on your journey along the command line. You will now begin writing actual scripts instead of commands, and will be introduced to practical applications for scripts. The final set of chapters will deep dive into the more advanced topics in shell scripting. These advanced topics will take you from simple scripts to reusable, valuable programs that exist in the real world. The final chapter will leave you with some handy tips and tricks and, as regards the most frequently used commands, a cheat sheet containing the most interesting flags and options will also be provided. After completing this book, you should feel confident about starting your own shell scripting projects, no matter how simple or complex the task previously seemed. We aim to teach you how to script and what to consider, to complement the clear-cut patterns that you can use in your daily scripting challenges. What you will learnUnderstand Linux and Bash basics as well as shell scripting fundamentalsLearn to write simple shell scripts that interact with Linux operating systemBuild, maintain, and deploy scripts in a Linux environmentLearn best practices for writing shell scriptsAvoid common pitfalls associated with Bash scriptingGain experience and the right toolset to write your own complex shell scriptsWho this book is for This book targets new and existing Linux system administrators, Windows system administrators or developers who are interested in automating administrative tasks. No prior shell scripting experience is needed but in case you do this book will make a pro quickly. Readers should have a basic understanding of the command line.

Sams Teach Yourself Linux in 24 HoursSams Teach Yourself Linux in 24 Hours



... one or fewer days old in the / usr / bin directory , you can use # find / usr / bin -type f -mtime -1 -print The find command will also accept wildcards , which you'll learn about in Hour 5 , “ Manipulation and Searching Commands .

Author: Ryan K. Stephens

Publisher: Sams Publishing

ISBN: 0672311623

Category:

Page: 380

View: 975

For individuals with little or no experience in Structural Query Language (SQL) or those who have used a relational database but with very limited tasks within the use of SQL.

Building Embedded Linux SystemsBuilding Embedded Linux Systems



Embedded systems running Linux are the focus of this book. In many ways, these are even ... You will learn more about the Linux kernel in Chapter 5. These days, the term “Linux” has become somewhat overloaded in everyday communication.

Author: Karim Yaghmour

Publisher: "O'Reilly Media, Inc."

ISBN: 9780596555054

Category:

Page: 466

View: 871

There's a great deal of excitement surrounding the use of Linux in embedded systems -- for everything from cell phones to car ABS systems and water-filtration plants -- but not a lot of practical information. Building Embedded Linux Systems offers an in-depth, hard-core guide to putting together embedded systems based on Linux. Updated for the latest version of the Linux kernel, this new edition gives you the basics of building embedded Linux systems, along with the configuration, setup, and use of more than 40 different open source and free software packages in common use. The book also looks at the strengths and weaknesses of using Linux in an embedded system, plus a discussion of licensing issues, and an introduction to real-time, with a discussion of real-time options for Linux. This indispensable book features arcane and previously undocumented procedures for: Building your own GNU development toolchain Using an efficient embedded development framework Selecting, configuring, building, and installing a target-specific kernel Creating a complete target root filesystem Setting up, manipulating, and using solid-state storage devices Installing and configuring a bootloader for the target Cross-compiling a slew of utilities and packages Debugging your embedded system using a plethora of tools and techniques Using the uClibc, BusyBox, U-Boot, OpenSSH, thttpd, tftp, strace, and gdb packages By presenting how to build the operating system components from pristine sources and how to find more documentation or help, Building Embedded Linux Systems greatly simplifies the task of keeping complete control over your embedded operating system.

Sams Teach Yourself SuSE Linux in 24 HoursSams Teach Yourself SuSE Linux in 24 Hours



For example , to find programs in the / usr / bin directory that you have not used in the last 100 days , you can try the following : # find / usr / bin -type f -atime +100 ... in search strings , which you'll learn about in Hour 5.

Author: Bill Ball

Publisher: Sams Publishing

ISBN: 0672318431

Category:

Page: 678

View: 506

Bestselling author Bill Ball covers installing and configuring SuSE as well as general use and troubleshooting issues. CD-ROM includes SuSE version 6.2, which covers kernel 2.2.0 as well as a copy of Partition Magic and Boot Magic.

Linux in ActionLinux in Action



Let's Encrypt certificates are valid for 90 days and can be set to automatically renew. 9.3.1. ... For more on how that works, you can read chapter 5 in my book Learn Amazon Web Services in a Month of Lunches (Manning, 2017).

Author: David Clinton

Publisher: Simon and Schuster

ISBN: 9781638356141

Category:

Page: 384

View: 924

Summary Linux in Action is a task-based tutorial that will give you the skills and deep understanding you need to administer a Linux-based system. This hands-on book guides you through 12 real-world projects so you can practice as you learn. Each chapter ends with a review of best practices, new terms, and exercises. Purchase of the print book includes a free eBook in PDF, Kindle, and ePub formats from Manning Publications. About the Technology You can't learn anything without getting your hands dirty including Linux. Skills like securing files, folders, and servers, safely installing patches and applications, and managing a network are required for any serious user, including developers, administrators, and DevOps professionals. With this hands-on tutorial, you'll roll up your sleeves and learn Linux project by project. About the Book Linux in Action guides you through 12 real-world projects, including automating a backup-and-restore system, setting up a private Dropbox-style file cloud, and building your own MediaWiki server. You'll try out interesting examples as you lock in core practices like virtualization, disaster recovery, security, backup, DevOps, and system troubleshooting. Each chapter ends with a review of best practices, new terms, and exercises. What's inside Setting up a safe Linux environment Managing secure remote connectivity Building a system recovery device Patching and upgrading your system About the Reader No prior Linux admin experience is required. About the Author David Clinton is a certified Linux Server Professional, seasoned instructor, and author of Manning's bestselling Learn Amazon Web Services in a Month of Lunches. Table of Contents Welcome to Linux Linux virtualization: Building a Linux working environment Remote connectivity: Safely accessing networked machines Archive management: Backing up or copying entire file systems Automated administration: Configuring automated offsite backups Emergency tools: Building a system recovery device Web servers: Building a MediaWiki server Networked file sharing: Building a Nextcloud file-sharing server Securing your web server Securing network connections: Creating a VPN or DMZ System monitoring: Working with log files Sharing data over a private network Troubleshooting system performance issues Troubleshooting network issues Troubleshooting peripheral devices DevOps tools: Deploying a scripted server environment using Ansible

Sams Teach Yourself SQL in 21 DaysSams Teach Yourself SQL in 21 Days



Teach Yourself SQL in 21 Days , Fourth Edition DAY 2 DAY 3 DAY 5 DAY 1 Start learning about the history of databases ... BONUS DAY 7 Learn the basics of using MySQL , a free SQL database available for Windows and Linux environments .

Author: Ryan K. Stephens

Publisher: Sams Publishing

ISBN: 0672324512

Category:

Page: 868

View: 479

A collection of exercises explains how to use Structured Query Language to work within a relational database system, while discussing security, data manipulation, and user management.

Linux in a NutshellLinux in a Nutshell



Get the Linux commands for system administration and network management - Learn hundreds of the most important shell ... 5 4 999 ||||||||||sissi 780596 --> Free online edition Safari Books Online for 45 days with purchase of this book.

Author: Ellen Siever

Publisher: "O'Reilly Media, Inc."

ISBN: 1449379206

Category:

Page: 944

View: 203

Everything you need to know about Linux is in this book. Written by Stephen Figgins, Ellen Siever, Robert Love, and Arnold Robbins -- people with years of active participation in the Linux community -- Linux in a Nutshell, Sixth Edition, thoroughly covers programming tools, system and network administration tools, the shell, editors, and LILO and GRUB boot loaders. This updated edition offers a tighter focus on Linux system essentials, as well as more coverage of new capabilities such as virtualization, wireless network management, and revision control with git. It also highlights the most important options for using the vast number of Linux commands. You'll find many helpful new tips and techniques in this reference, whether you're new to this operating system or have been using it for years. Get the Linux commands for system administration and network management Use hundreds of the most important shell commands available on Linux Understand the Bash shell command-line interpreter Search and process text with regular expressions Manage your servers via virtualization with Xen and VMware Use the Emacs text editor and development environment, as well as the vi, ex, and vim text-manipulation tools Process text files with the sed editor and the gawk programming language Manage source code with Subversion and git